40405816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 46685384

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 71, 88, 116, 142, 223, 232, 284, 319, 446, 568, 638, 781, 892, 1276, 1562, 1784, 2059, 2453, 2552, 3124, 4118, 4906, 6248, 6467, 8236, 9812, 12934, 15833, 16472, 19624, 22649, 25868, 31666, 45298, 51736, 63332, 71137, 90596, 126664, 142274, 174163, 181192, 284548, 348326, 459157, 569096, 696652, 918314, 1393304, 1836628, 3673256, 5050727, 10101454, 20202908, 40405816]

約数ペア:

[(1, 40405816), (2, 20202908), (4, 10101454), (8, 5050727), (11, 3673256), (22, 1836628), (29, 1393304), (44, 918314), (58, 696652), (71, 569096), (88, 459157), (116, 348326), (142, 284548), (223, 181192), (232, 174163), (284, 142274), (319, 126664), (446, 90596), (568, 71137), (638, 63332), (781, 51736), (892, 45298), (1276, 31666), (1562, 25868), (1784, 22649), (2059, 19624), (2453, 16472), (2552, 15833), (3124, 12934), (4118, 9812), (4906, 8236), (6248, 6467)]